improved loggin, prevent uninstalling as user when was installed as root

pkg-install

@@ -39,18 +39,23 @@ __pkg_uninstall_pkg()
  do
  if ! pkgutil --file-info "${_file}" | grep "^pkgid: " | grep -v ${_package} >/dev/null
  then
- rm -rf "${_file}"
- printf "."
+ rm -rf "${_file}" && printf "." || {
+ printf "E"
+ printf "Can not remove ${_file}\n" >> uninstall_${_package}.log
+ }
  fi
  done < <(pkgutil --files ${_package})
+ printf "\n"
  pkgutil --forget ${_package}
- printf " done.\n"
 }
 
 __pkg_build_uninstaller()
 {
  {
  printf "#!/usr/bin/env bash\n\n"
+ if ! (( UID ))
+ then printf "if (( UID )) ; then printf \"pkg_uninstaller: Must be run as root to uninstall this package.\\\n\"; exit 1; fi";
+ fi
  __pkg_extract_function __pkg_uninstall_pkg
  printf "\nprintf 'Uninstalling $1\\\n'\n\n"
  awk '{print "__pkg_uninstall_pkg "$1;}' < ${pkg_list_prefix}_new